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How to use and method of org.hamcrest.Condition class

Best junit code snippet using org.hamcrest.Condition.and

Source:HasPropertyWithValue.java

...10import static org.hamcrest.beans.PropertyUtil.NO_ARGUMENTS;11/**12 * <p>Matcher that asserts that a JavaBean property on an argument passed to the13 * mock object meets the provided matcher. This is useful for when objects14 * are created within code under test and passed to a mock object, and you wish15 * to assert that the created object has certain properties.16 * </p>17 *18 * <h2>Example Usage</h2>19 * Consider the situation where we have a class representing a person, which20 * follows the basic JavaBean convention of having get() and possibly set()21 * methods for it's properties:22 * <pre>23 * public class Person {24 *   private String name;25 *   public Person(String person) {26 *     this.person = person;27 *   }28 *   public String getName() {29 *     return name;30 *   }31 * }</pre>32 * 33 * And that these person objects are generated within a piece of code under test34 * (a class named PersonGenerator). This object is sent to one of our mock objects35 * which overrides the PersonGenerationListener interface:36 * <pre>37 * public interface PersonGenerationListener {38 *   public void personGenerated(Person person);39 * }</pre>40 * 41 * In order to check that the code under test generates a person with name42 * "Iain" we would do the following:43 * <pre>44 * Mock personGenListenerMock = mock(PersonGenerationListener.class);45 * personGenListenerMock.expects(once()).method("personGenerated").with(and(isA(Person.class), hasProperty("Name", eq("Iain")));46 * PersonGenerationListener listener = (PersonGenerationListener)personGenListenerMock.proxy();</pre>47 * 48 * <p>If an exception is thrown by the getter method for a property, the property49 * does not exist, is not readable, or a reflection related exception is thrown50 * when trying to invoke it then this is treated as an evaluation failure and51 * the matches method will return false.52 * </p>53 * <p>This matcher class will also work with JavaBean objects that have explicit54 * bean descriptions via an associated BeanInfo description class. See the55 * JavaBeans specification for more information:56 * http://java.sun.com/products/javabeans/docs/index.html57 * </p>58 *59 * @author Iain McGinniss60 * @author Nat Pryce61 * @author Steve Freeman62 */63public class HasPropertyWithValue<T> extends TypeSafeDiagnosingMatcher<T> {64    private static final Condition.Step<PropertyDescriptor,Method> WITH_READ_METHOD = withReadMethod();65    private final String propertyName;66    private final Matcher<Object> valueMatcher;67    public HasPropertyWithValue(String propertyName, Matcher<?> valueMatcher) {68        this.propertyName = propertyName;69        this.valueMatcher = nastyGenericsWorkaround(valueMatcher);70    }71    @Override72    public boolean matchesSafely(T bean, Description mismatch) {73        return propertyOn(bean, mismatch)74                  .and(WITH_READ_METHOD)75                  .and(withPropertyValue(bean))76                  .matching(valueMatcher, "property '" + propertyName + "' ");77    }78    @Override79    public void describeTo(Description description) {80        description.appendText("hasProperty(").appendValue(propertyName).appendText(", ")81                   .appendDescriptionOf(valueMatcher).appendText(")");82    }83    private Condition<PropertyDescriptor> propertyOn(T bean, Description mismatch) {84        PropertyDescriptor property = PropertyUtil.getPropertyDescriptor(propertyName, bean);85        if (property == null) {86            mismatch.appendText("No property \"" + propertyName + "\"");87            return notMatched();88        }89        return matched(property, mismatch);...

Source:JsonPathMatcher.java

...22    }23    @Override24    protected boolean matchesSafely(String source, Description mismatch) {25        return parse(source, mismatch)26                .and(findElement)27                .matching(elementContents);28    }29    public void describeTo(Description description) {30       description.appendText("Json with path '").appendText(jsonPath).appendText("'")31                  .appendDescriptionOf(elementContents);32    }33    @Factory34    public static Matcher<String> hasJsonPath(final String jsonPath) {35        return new JsonPathMatcher(jsonPath, any(JsonElement.class));36    }37    @Factory38    public static Matcher<String> hasJsonElement(final String jsonPath, final Matcher<String> contentsMatcher) {39        return new JsonPathMatcher(jsonPath, elementWith(contentsMatcher));40    }...

Source:ConnectConditionMarshallingTest.java

...40                        instanceOf(SingleConditionBean.class),41                        instanceOf(CompositeConditionBean.class),42                        instanceOf(CompositeConditionBean.class)));43        assertThat(((SingleConditionBean) conditionList.get(0)).getParams(), hasEntry("someParam", "woot"));44        assertThat(conditionList.get(2), both(hasProperty("type", is(CompositeConditionType.AND))).and(hasProperty("conditions", hasSize(2))));45        assertThat(conditionList.get(3), both(hasProperty("type", is(CompositeConditionType.OR))).and(hasProperty("conditions", hasSize(2))));46    }47    @Test48    public void verifySerializationWorks() throws Exception {49        String expected = readAddonTestFile("conditionUnmarshalling.json");50        Type conditionalType = new TypeToken<List<ConditionalBean>>() {51        }.getType();52        List<ConditionalBean> conditionList = newArrayList();53        conditionList.add(newSingleConditionBean().withCondition("some_condition").build());54        conditionList.add(55                newCompositeConditionBean().withConditions(56                        newSingleConditionBean().withCondition("some_condition2").build(),57                        newCompositeConditionBean().withConditions(58                                newSingleConditionBean().withCondition("some_condition3").build()59                        ).withType(CompositeConditionType.OR)...

Source:HasRecordComponentWithValue.java

...18    }19    @Override20    public boolean matchesSafely(T bean, Description mismatch) {21        return recordComponentOn(bean, mismatch)22            .and(WITH_READ_METHOD)23            .and(withPropertyValue(bean))24            .matching(valueMatcher, "record component '" + componentName + "' ");25    }26    private Condition.Step<Method, Object> withPropertyValue(final T bean) {27        return new Condition.Step<Method, Object>() {28            @Override29            public Condition<Object> apply(Method readMethod, Description mismatch) {30                try {31                    return matched(readMethod.invoke(bean, NO_ARGUMENTS), mismatch);32                } catch (Exception e) {33                    mismatch.appendText(e.getMessage());34                    return notMatched();35                }36            }37        };...

Source:Matchers.java

...17    private static class IsPresent<T> extends TypeSafeDiagnosingMatcher<T> {18        @Override19        public boolean matchesSafely(T bean, Description mismatch) {20            return propertyOn(bean,"present", mismatch)21                    .and(Matchers::withReadMethod)22                    .and(withPropertyValue(bean))23                    .matching(IS_VALID_MATCHER, mismatchMessage);24        }25        @Override26        public void describeTo(Description description) {27            description.appendText("isPresent()");28        }29    }30    public static <T> org.hamcrest.Matcher<T> isEmpty() {31        return new IsEmpty<>();32    }33    private static class IsEmpty<T> extends TypeSafeDiagnosingMatcher<T> {34        @Override35        public boolean matchesSafely(T bean, Description mismatch) {36            return propertyOn(bean,"empty", mismatch)37                    .and(Matchers::withReadMethod)38                    .and(withPropertyValue(bean))39                    .matching(IS_VALID_MATCHER, mismatchMessage);40        }41        @Override42        public void describeTo(Description description) {43            description.appendText("isEmpty()");44        }45    }46    private static <T> Condition<PropertyDescriptor> propertyOn(T bean, String propertyName, Description mismatch) {47        PropertyDescriptor property = PropertyUtil.getPropertyDescriptor(propertyName, bean);48        if (property == null) {49            mismatch.appendText("Not a valid Optional Class");50            return notMatched();51        }52        return matched(property, mismatch);...

Source:EventManagerTestSupport.java

2 * Sonatype Nexus (TM) Open Source Version3 * Copyright (c) 2008-present Sonatype, Inc.4 * All rights reserved. Includes the third-party code listed at http://links.sonatype.com/products/nexus/oss/attributions.5 *6 * This program and the accompanying materials are made available under the terms of the Eclipse Public License Version 1.0,7 * which accompanies this distribution and is available at http://www.eclipse.org/legal/epl-v10.html.8 *9 * Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc. "Sonatype" and "Sonatype Nexus" are trademarks10 * of Sonatype, Inc. Apache Maven is a trademark of the Apache Software Foundation. M2eclipse is a trademark of the11 * Eclipse Foundation. All other trademarks are the property of their respective owners.12 */13package org.sonatype.nexus.capability.condition;14import java.util.ArrayList;15import java.util.List;16import org.sonatype.goodies.testsupport.TestSupport;17import org.sonatype.nexus.capability.Condition;18import org.sonatype.nexus.capability.ConditionEvent.Satisfied;19import org.sonatype.nexus.capability.ConditionEvent.Unsatisfied;20import org.sonatype.nexus.common.event.EventManager;21import org.hamcrest.Matcher;22import org.junit.Before;23import org.mockito.ArgumentMatcher;...

Source:Condition.java

1public abstract class org.hamcrest.Condition<T> {2  public static final org.hamcrest.Condition$NotMatched<java.lang.Object> NOT_MATCHED;3  public abstract boolean matching(org.hamcrest.Matcher<T>, java.lang.String);4  public abstract <U> org.hamcrest.Condition<U> and(org.hamcrest.Condition$Step<? super T, U>);5  public final boolean matching(org.hamcrest.Matcher<T>);6  public final <U> org.hamcrest.Condition<U> then(org.hamcrest.Condition$Step<? super T, U>);7  public static <T> org.hamcrest.Condition<T> notMatched();8  public static <T> org.hamcrest.Condition<T> matched(T, org.hamcrest.Description);9  org.hamcrest.Condition(org.hamcrest.Condition$1);10  static {};11}...

Source:Condition$Matched.java

1final class org.hamcrest.Condition$Matched<T> extends org.hamcrest.Condition<T> {2  public boolean matching(org.hamcrest.Matcher<T>, java.lang.String);3  public <U> org.hamcrest.Condition<U> and(org.hamcrest.Condition$Step<? super T, U>);4  org.hamcrest.Condition$Matched(java.lang.Object, org.hamcrest.Description, org.hamcrest.Condition$1);5}...

and

Using AI Code Generation

1import org.hamcrest.Condition;2import static org.hamcrest.Condition.*;3import static org.hamcrest.Condition.not;4import static org.hamcrest.Condition.and;5import static org.hamcrest.Condition.or;6import static org.hamcrest.Condition.anyOf;7import static org.hamcrest.Condition.allOf;8import static org.hamcrest.Condition.noneOf;9import static org.hamcrest.Condition.notAllOf;10import static org.hamcrest.Condition.notAnyOf;11import static org.hamcrest.Condition.both;12import static org.hamcrest.Condition.either;13import static org.hamcrest.Condition.describedAs;14import static org.hamcrest.Condition.as;15import static org.hamcrest.Condition.describedAs;16import static org.hamcrest.Condition.describedAs;17import static org.hamcrest.Condition.describedAs;18import static org.hamcrest.Condition.*;19import static org.hamcrest.Condition.*;20import static org.hamcrest.Condition.not;21import static org.hamcrest.Condition.and;22import static org.hamcrest.Condition.or;23import static org.hamcrest.Condition.anyOf;24import static org.hamcrest.Condition.allOf;25import static org.hamcrest.Condition.noneOf;26import static org.hamcrest.Condition.notAllOf;27import static org.hamcrest.Condition.notAnyOf;28import static org.hamcrest.Condition.both;29import static org.hamcrest.Condition.either;30import static org.hamcrest.Condition.describedAs;31import static org.hamcrest.Condition.as;32import static org.hamcrest.Condition.describedAs;33import static org.hamcrest.Condition.describedAs;34import static org.hamcrest.Condition.describedAs;35import static org.hamcrest.Condition.*;36import static org.hamcrest.Condition.*;37import static org.hamcrest.Condition.not;38import static org.hamcrest.Condition.and;39import static org.hamcrest.Condition.or;40import static org.hamcrest.Condition.anyOf;41import static org.hamcrest.Condition.allOf;42import static org.hamcrest.Condition.noneOf;43import static org.hamcrest.Condition.notAllOf;44import

and

Using AI Code Generation

1public Condition<T> describedAs(String description, Object... args)2public Condition<T> describedAs(Description description)3public Condition<T> describedAs(String description)4public Condition<T> describedAs(Description description, Object... args)5public Condition<T> describedAs(String description, Object[] args, Object[] values)6public Condition<T> describedAs(Description description, Object[] args, Object[] values)7public Condition<T> describedAs(Description description, Object[] values)8public Condition<T> describedAs(String description, Object[] values)9public Condition<T> describedAs(String description, Object[] args, Object[] values)10public Condition<T> describedAs(Description description, Object... args)11public Condition<T> describedAs(String description, Object[] args, Object... values)12public Condition<T> describedAs(Description description, Object[] args, Object... values)13public Condition<T> describedAs(String description, Object... args, Object... values)14public Condition<T> describedAs(Description description, Object... args, Object... values)15public Condition<T> describedAs(String description, Object[] args, Object[] values, Object[] values)16public Condition<T> describedAs(Description description, Object[] args, Object[] values, Object[] values)17public Condition<T> describedAs(String description, Object[] values, Object[] values)18public Condition<T> describedAs(Description description, Object[] values, Object[] values)19public Condition<T> describedAs(String description, Object[] args, Object[] values, Object[] values)20public Condition<T> describedAs(Description description, Object[] args, Object[] values, Object[] values)

and

Using AI Code Generation

1public class ConditionExample {2    private static final Condition<String> containsHello = new Condition<>(3            (String s) -> s.contains("Hello"), "contains Hello");4    public void testCondition() {5        assertThat("Hello World", containsHello);6    }7}8public class MatcherAssertExample {9    private static final Matcher<String> containsHello = new TypeSafeMatcher<>() {10        protected boolean matchesSafely(String s) {11            return s.contains("Hello");12        }13        public void describeTo(Description description) {14            description.appendText("contains Hello");15        }16    };17    public void testMatcherAssert() {18        MatcherAssert.assertThat("Hello World", containsHello);19    }20}21public class MatcherAssertExample {22    private static final Matcher<String> containsHello = new TypeSafeMatcher<>() {23        protected boolean matchesSafely(String s) {24            return s.contains("Hello");25        }26        public void describeTo(Description description) {27            description.appendText("contains Hello");28        }29    };30    public void testMatcherAssert() {31        MatcherAssert.assertThat("Hello World", containsHello);32    }33}34public class MatcherAssertExample {35    private static final Matcher<String> containsHello = new TypeSafeMatcher<>() {36        protected boolean matchesSafely(String s) {37            return s.contains("Hello");38        }39        public void describeTo(Description description) {40            description.appendText("contains Hello");41        }42    };43    public void testMatcherAssert() {44        MatcherAssert.assertThat("Hello World", containsHello);45    }46}47public class MatcherAssertExample {48    private static final Matcher<String> containsHello = new TypeSafeMatcher<>() {49        protected boolean matchesSafely(String s) {50            return s.contains("Hello");51        }52        public void describeTo(Description description) {53            description.appendText("contains Hello");54        }55    };56    public void testMatcherAssert() {57        MatcherAssert.assertThat("Hello World

and

Using AI Code Generation

1import org.hamcrest.Condition;2import org.hamcrest.MatcherAssert;3import org.hamcrest.core.IsEqual;4import org.hamcrest.core.IsNot;5public class StringEmptyCondition {6    public static void main(String[] args) {7        MatcherAssert.assertThat("Hello", new IsEmpty());8        MatcherAssert.assertThat("", new IsNot<>(new IsEmpty()));9    }10    private static class IsEmpty extends Condition<String> {11        public IsEmpty() {12            super("is empty");13        }14        public boolean matches(String value) {15            return value.isEmpty();16        }17    }18}

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